The SwitchBot Lock Smart Bluetooth Lock is a modern and sleek aluminum lock suitable for front doors. It comes in a stylish silver color with matte finish, and includes hardware, instructions, and a key for installation. The lock can be easily installed with adjustable backset and features keyless entry, easy installation, self-closing function, and electronic operation. With universal mounting and Bluetooth connectivity, this SwitchBot Alexa model offers convenience and security for your home.